AAT3129
High Efficiency 1X/1.5X/2X Charge Pump
for RGB Color LED Applications
Typical Characteristics
Switch Resistance vs. Supply Voltage
VIH vs. VIN
1.4
1050
1000
950
1.2
+85°C
-40°C
900
1.0
0.8
0.6
850
800
750
700
+25°C
+85°C
-40°C
+25°C
650
600
550
0.4
0.2
2.7
3.0
3.3
3.5
3.8
4.1
4.4
4.7
4.9
5.2
5.5
2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5
Supply Voltage (V)
Input Voltage (V)
VIL vs. VIN
1050
1000
950
900
850
800
750
700
650
600
550
-40°C
+25°C
+85°C
2.7
3.0
3.3
3.5
3.8
4.1
4.4
4.7
4.9
5.2
5.5
Input Voltage (V)
8
3129.2005.11.1.3